{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010245},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010329","490:4900010328","490:4900009944","490:4900010330","490:4900008805","490:4900010062","490:4900010066","490:4900010153","490:4900009960","490:4900008237","490:4900010068","490:4900011087","490:4900010775","490:4900009663","490:4900009334","490:4900009864","490:4900008125","490:4900009946","490:4900010501","490:4900010757","490:4900010161","490:4900010060","490:4900010335","490:4900011088","490:4900010244"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7307954851655852,0.40905871901845725,0.32997897476559784,0.28534969663075,0.28096692487928193,0.24168897931456296,0.23732955617834262,0.21335994962607363,0.20886820176868526,0.18884013483620934,0.1878023707883059,0.1852594771407417,0.18384546464585572,0.17728983512078436,0.17008881490480032,0.16684911373513844,0.16313152580039414,0.16068643672645702,0.15214162286639946,0.1487788899957766,0.14561550012215438,0.13928312545128158,0.1326003105167284,0.12826377169633216,0.12211104161085189],"twin_dists":[0.10285889382462052,0.17365307512688147,0.1933975759975143,0.20568115945813062,0.2069466165978692,0.21887635941140463,0.22027460205181587,0.2282818633795193,0.22984862547370727,0.23713064679624868,0.23752230018775308,0.23848845118725795,0.23902973280844225,0.24157837438055452,0.24445639217067208,0.24577973025192226,0.24732129915031403,0.24834911825642925,0.25203304353987516,0.2535244491992847,0.25495031347242414,0.2578750447787728,0.26107135811376675,0.26321085433050573,0.26634242839903827],"n_dims_used":45,"mean_confidence":0.8928927951388889},"coverage":{"mean_confidence":0.8928927951388889,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}